@font-face { font-family: "Space Grotesk"; src: url("assets/fonts/SpaceGrotesk-Variable.ttf") format("truetype"); font-weight: 300 700; font-display: swap; }
@font-face { font-family: "Inter"; src: url("assets/fonts/Inter-Variable.ttf") format("truetype"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("assets/fonts/JetBrainsMono-Variable.ttf") format("truetype"); font-weight: 100 800; font-display: swap; }

:root {
  --ink: #0b1018;
  --ink-soft: #111925;
  --paper: #f2f0e9;
  --lime: #b8f35a;
  --petrol: #203d3a;
  --muted: #89919e;
  --line: rgba(242, 240, 233, 0.14);
  --max: 1240px;
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --sans: "Inter", "Segoe UI", Helvetica, Arial, sans-serif;
  --display: "Space Grotesk", "Inter", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  z-index: 20;
  background-image: radial-gradient(rgba(255,255,255,.08) .6px, transparent .6px);
  background-size: 5px 5px;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { color: inherit; font: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 1rem; top: -4rem; z-index: 100; background: var(--lime); color: var(--ink); padding: .75rem 1rem; font-weight: 700; }
.skip-link:focus { top: 1rem; }

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  width: 100%;
  height: 84px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 max(24px, calc((100vw - var(--max)) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(11, 16, 24, .82);
  backdrop-filter: blur(18px);
}
.brand { display: flex; align-items: center; gap: .75rem; width: fit-content; font-weight: 700; }
.brand-mark { display: grid; place-items: center; width: 38px; aspect-ratio: 1; border: 1px solid var(--lime); color: var(--lime); font: 700 .75rem var(--mono); }
.brand-name { letter-spacing: -.02em; }
.site-nav { display: flex; align-items: center; gap: 2rem; }
.site-nav a, .language-switch { font: 600 .72rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.site-nav a { color: var(--muted); transition: color .2s; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--paper); }
.language-switch { justify-self: end; display: flex; align-items: center; gap: .35rem; }
.language-switch button { border: 0; background: none; padding: .4rem; cursor: pointer; color: var(--muted); }
.language-switch button.is-active { color: var(--lime); }
.menu-toggle { display: none; }

.hero {
  min-height: 100svh;
  max-width: var(--max);
  margin: 0 auto;
  padding: 150px 24px 80px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(400px, .72fr);
  column-gap: clamp(4rem, 6vw, 6rem);
  align-items: center;
  position: relative;
  overflow: clip;
}
.hero > *, .hero-copy, .hero-system { min-width: 0; max-width: 100%; }
.hero-copy { grid-column: 1; overflow: hidden; }
.eyebrow, .section-number { margin: 0 0 1.5rem; font: 600 .72rem var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--lime); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 100%; margin-bottom: 2rem; font-family: var(--display); font-size: clamp(3.8rem, 5vw, 5.5rem); line-height: .9; letter-spacing: -.075em; text-transform: uppercase; font-stretch: condensed; }
h1 span { display: block; max-width: 100%; white-space: normal; overflow-wrap: normal; word-break: normal; }
h1 .accent-line { color: var(--lime); }
html[lang="de"] h1 { font-size: clamp(3.6rem, 4.5vw, 4.5rem); }
.hero-intro { max-width: 650px; font-size: clamp(1.05rem, 1.6vw, 1.35rem); color: #b8bec7; }
.hero-actions { display: flex; gap: .8rem; margin-top: 2.5rem; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 1rem 1.25rem; border: 1px solid var(--line); font: 700 .76rem var(--mono); text-transform: uppercase; letter-spacing: .08em; transition: transform .2s, background .2s, color .2s; }
.button:hover { transform: translateY(-3px); }
.button-primary { background: var(--lime); border-color: var(--lime); color: var(--ink); }
.button-ghost:hover { background: var(--paper); color: var(--ink); }

.hero-system { grid-column: 2; width: 100%; justify-self: stretch; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(32,61,58,.65), rgba(17,25,37,.75)); min-height: 520px; display: grid; grid-template-rows: auto 1fr auto; box-shadow: 28px 28px 0 rgba(184,243,90,.04); }
.system-header, .system-footer { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.2rem; border-bottom: 1px solid var(--line); color: var(--muted); font: .64rem var(--mono); letter-spacing: .06em; }
.status { color: var(--paper); }.status i { display: inline-block; width: 7px; height: 7px; margin-right: .4rem; background: var(--lime); border-radius: 50%; box-shadow: 0 0 16px var(--lime); }
.system-footer { border: 0; border-top: 1px solid var(--line); gap: 1rem; }
.system-core { position: relative; display: grid; place-items: center; overflow: hidden; overflow: clip; }
.system-core::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 44px 44px; mask-image: radial-gradient(circle, black, transparent 75%); }
.core-node { position: relative; z-index: 2; width: 130px; aspect-ratio: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid var(--lime); background: var(--ink); transform: rotate(45deg); box-shadow: 0 0 50px rgba(184,243,90,.12); }
.core-node > * { transform: rotate(-45deg); }.core-node span { color: var(--muted); font: .62rem var(--mono); }.core-node strong { color: var(--lime); font: 2.4rem var(--mono); }
.orbit { position: absolute; border: 1px solid rgba(184,243,90,.3); border-radius: 50%; }.orbit-one { width: 280px; aspect-ratio: 1; }.orbit-two { width: 410px; aspect-ratio: 1; border-style: dashed; animation: spin 30s linear infinite; }
.satellite { position: absolute; z-index: 3; display: grid; place-items: center; min-width: 46px; height: 28px; border: 1px solid var(--line); background: var(--ink-soft); color: var(--paper); font: .62rem var(--mono); }
.sat-java { top: 18%; left: 17%; }.sat-dotnet { top: 24%; right: 14%; }.sat-python { bottom: 22%; left: 12%; }.sat-sql { bottom: 15%; right: 21%; }
.hero-index { position: absolute; right: 24px; bottom: 28px; color: var(--muted); font: .65rem var(--mono); }
@keyframes spin { to { transform: rotate(360deg); } }

.section { max-width: var(--max); margin: 0 auto; padding: 130px 24px; }
.section-heading { max-width: 850px; margin-bottom: 5rem; }
.section-heading h2, .contact-inner h2 { margin-bottom: 1.5rem; font-family: var(--display); font-size: clamp(3rem, 6.2vw, 6.5rem); line-height: .95; letter-spacing: -.055em; text-transform: uppercase; }
.section-intro { max-width: 670px; color: var(--muted); font-size: 1.1rem; }
.work-section { border-top: 1px solid var(--line); }
.project { display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: center; padding: 5rem 0 8rem; border-top: 1px solid var(--line); }
.project-reverse { grid-template-columns: 1.18fr .82fr; }.project-reverse .project-copy { order: 2; }.project-reverse .project-visual { order: 1; }
.project-meta { display: flex; gap: 1.4rem; margin-bottom: 2rem; color: var(--muted); font: .65rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.project-meta span:first-child { color: var(--lime); }
.project h3 { margin-bottom: 1.4rem; font: 700 clamp(2.8rem, 5vw, 5.2rem)/.95 var(--display); letter-spacing: -.055em; text-transform: uppercase; }
.project-copy > p { color: #b8bec7; font-size: 1.05rem; }
.project-points { list-style: none; padding: 0; margin: 2rem 0; border-top: 1px solid var(--line); }
.project-points li { padding: .8rem 0 .8rem 1.4rem; border-bottom: 1px solid var(--line); position: relative; color: #c5cad1; font-size: .9rem; }
.project-points li::before { content: "+"; position: absolute; left: 0; color: var(--lime); font-family: var(--mono); }
.tag-list { display: flex; flex-wrap: wrap; gap: .45rem; }
.tag-list span { padding: .38rem .58rem; border: 1px solid var(--line); color: var(--muted); font: .62rem var(--mono); text-transform: uppercase; letter-spacing: .05em; }
.text-link { display: inline-flex; gap: 2rem; margin-top: 2rem; padding-bottom: .35rem; border-bottom: 1px solid var(--lime); color: var(--paper); font: 700 .72rem var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.project-visual { position: relative; min-height: 540px; padding: 3rem; overflow: hidden; background: var(--petrol); }
.mqtt-visual { padding-top: 4.6rem; background: linear-gradient(145deg, #203d3a, #142827); }
.window-bar { position: absolute; top: 2rem; left: 3rem; right: 3rem; height: 2.5rem; display: flex; align-items: center; gap: .5rem; padding: 0 .8rem; background: #10161e; border: 1px solid var(--line); border-bottom: 0; }
.window-bar span { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }.window-bar span:first-child { background: var(--lime); }.window-bar small { margin-left: auto; color: var(--muted); font: .56rem var(--mono); }
.mqtt-visual > img:not(.floating-shot) { border: 1px solid var(--line); box-shadow: 0 25px 60px rgba(0,0,0,.35); }
.floating-shot { position: absolute; right: -4%; bottom: 4%; width: 58%; border: 8px solid var(--ink); box-shadow: 0 25px 60px rgba(0,0,0,.55); transform: rotate(-2deg); }
.casino-visual { display: grid; place-items: center; background: #161b24; }
.pixel-grid { position: absolute; inset: 0; opacity: .3; background-image: linear-gradient(rgba(184,243,90,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(184,243,90,.12) 1px, transparent 1px); background-size: 32px 32px; }
.casino-main { position: relative; z-index: 1; width: 74%; image-rendering: pixelated; box-shadow: 24px 24px 0 var(--petrol); }
.casino-menu { position: absolute; left: 6%; bottom: 8%; z-index: 2; width: 54%; border: 6px solid var(--ink); image-rendering: pixelated; }
.visual-label { position: absolute; right: 2rem; top: 2rem; color: var(--lime); font: .62rem var(--mono); writing-mode: vertical-rl; letter-spacing: .12em; }
.experiment { display: grid; grid-template-columns: 1fr 1.4fr auto auto; align-items: center; gap: 2.5rem; padding: 2.5rem; border: 1px solid var(--line); background: var(--ink-soft); }
.experiment .section-number { margin-bottom: .6rem; }.experiment h3 { margin: 0; font-size: 1.6rem; }.experiment > p { margin: 0; color: var(--muted); }
.round-link { display: grid; place-items: center; width: 54px; aspect-ratio: 1; border: 1px solid var(--lime); border-radius: 50%; color: var(--lime); transition: background .2s, color .2s; }.round-link:hover { background: var(--lime); color: var(--ink); }

.about-section { border-top: 1px solid var(--line); }
.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(3rem, 10vw, 10rem); }
.about-lead { font: 700 clamp(3rem, 6vw, 6.2rem)/.98 var(--display); letter-spacing: -.055em; text-transform: uppercase; }
.about-copy { padding-top: 1rem; color: #b8bec7; font-size: 1.15rem; }.about-copy p + p { margin-top: 2rem; }
.capability-section { border-top: 1px solid var(--line); }
.capability-tree { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.tree-root, .capability-card { min-height: 320px; padding: 1.6rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.tree-root { background: var(--lime); color: var(--ink); display: flex; flex-direction: column; justify-content: space-between; }
.tree-root span, .capability-index { font: .65rem var(--mono); letter-spacing: .08em; }.tree-root strong { font: 700 1.35rem/1 var(--display); text-transform: uppercase; }
.capability-card { min-width: 0; display: flex; flex-direction: column; background: var(--ink-soft); transition: transform .25s, background .25s; }
.capability-card:hover { transform: translateY(-8px); background: #172231; }
.capability-card h3 { margin: auto 0 1rem; font: 700 1.8rem var(--display); text-transform: uppercase; letter-spacing: -.03em; }
html[lang="de"] .capability-card.is-specialized h3 { font-size: 1.42rem; letter-spacing: -.045em; }
.capability-card p { color: var(--muted); font-size: .86rem; }.capability-card .tag-list { margin-top: auto; }.capability-card .tag-list span { font-size: .54rem; }
.capability-index { color: var(--lime); }.is-specialized { box-shadow: inset 0 3px var(--petrol); }.is-supporting { box-shadow: inset 0 3px var(--muted); }

.contact-section { min-height: 720px; position: relative; overflow: hidden; overflow: clip; display: grid; place-items: center; padding: 120px 24px; background: var(--lime); color: var(--ink); }
.contact-inner { width: min(900px, 100%); min-width: 0; text-align: center; position: relative; z-index: 2; }.contact-inner .section-number { color: var(--ink); }.contact-inner h2 { font-size: clamp(3.2rem, 7.5vw, 7.5rem); overflow-wrap: break-word; }
.contact-mail { display: inline-flex; max-width: 100%; gap: 2rem; align-items: center; padding: 1rem 0; border-bottom: 2px solid var(--ink); font: 700 clamp(.72rem, 1.5vw, 1.1rem) var(--mono); overflow-wrap: anywhere; }
.contact-orbit { position: absolute; width: 880px; aspect-ratio: 1; border: 1px solid rgba(11,16,24,.25); border-radius: 50%; animation: spin 40s linear infinite; }
.contact-orbit span { position: absolute; top: -1rem; left: 50%; font: 700 .65rem var(--mono); letter-spacing: .12em; }
.site-footer { max-width: var(--max); margin: auto; padding: 3rem 24px; display: flex; justify-content: space-between; gap: 2rem; color: var(--muted); font: .65rem var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.site-footer div, .site-footer nav { display: flex; gap: 1.5rem; }.site-footer a:hover { color: var(--lime); }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s ease, transform .8s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } .reveal { opacity: 1; transform: none; } }

@media (max-width: 1120px) {
  .capability-tree { grid-template-columns: repeat(3, 1fr); }
  .hero { grid-template-columns: minmax(0, 1fr); row-gap: 5rem; padding-top: 150px; overflow: visible; }
  .hero-copy, .hero-system { grid-column: 1; }
  .hero-copy { overflow: visible; }
  .hero-system { width: min(620px, 100%); min-height: 460px; }
  .project, .project-reverse { grid-template-columns: 1fr; }.project-reverse .project-copy, .project-reverse .project-visual { order: initial; }
  .experiment { grid-template-columns: 1fr auto; }.experiment > p, .experiment > .tag-list { grid-column: 1; }
}
@media (max-width: 860px) {
  .site-header { grid-template-columns: 1fr auto auto; height: 72px; padding: 0 20px; }
  .brand-name { display: none; }.menu-toggle { display: flex; flex-direction: column; gap: 5px; width: 38px; padding: 10px; border: 0; background: none; cursor: pointer; }.menu-toggle > span:not(.sr-only) { width: 18px; height: 1px; background: var(--paper); }
  .site-nav { position: fixed; inset: 72px 0 auto; display: none; flex-direction: column; align-items: flex-start; gap: 0; padding: 1rem 20px 2rem; background: var(--ink); border-bottom: 1px solid var(--line); }.site-nav.is-open { display: flex; }.site-nav a { width: 100%; padding: 1rem 0; border-bottom: 1px solid var(--line); font-size: .9rem; }
  .language-switch { grid-column: 3; grid-row: 1; }.menu-toggle { grid-column: 2; grid-row: 1; }
  .hero { padding: 120px 20px 70px; }.hero-system { min-height: 380px; }.system-footer { overflow: hidden; }.orbit-two { width: 340px; }
  h1 { font-size: clamp(2.5rem, 12vw, 5.2rem); }
  html[lang="de"] h1 { font-size: 9vw; }
  .section-heading h2 { font-size: clamp(2rem, 10vw, 4.5rem); overflow-wrap: normal; word-break: normal; }
  .section { padding: 90px 20px; }.section-heading { margin-bottom: 3.5rem; }
  .project { padding: 3rem 0 5rem; }.project-visual { min-height: 390px; padding: 2rem; }.window-bar { left: 2rem; right: 2rem; }.floating-shot { width: 64%; }.casino-main { width: 86%; }.casino-menu { width: 65%; }
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }.capability-tree { grid-template-columns: 1fr; }.tree-root, .capability-card { min-height: 250px; }.tree-root strong { font-size: 2rem; }
  .experiment { padding: 1.5rem; gap: 1.5rem; }.experiment .round-link { grid-column: 2; grid-row: 1; }
  .site-footer, .site-footer div, .site-footer nav { flex-direction: column; }.site-footer { padding: 2rem 20px; }
}
@media (max-width: 480px) {
  .contact-inner h2 { font-size: clamp(2.55rem, 13vw, 3.6rem); }
  .hero-actions { flex-direction: column; }.button { width: 100%; }.hero-system { min-height: 330px; }.orbit-one { width: 220px; }.orbit-two { width: 300px; }.core-node { width: 105px; }
  .project-visual { min-height: 300px; padding: 1rem; }.window-bar { top: 1rem; left: 1rem; right: 1rem; }.mqtt-visual { padding-top: 3.5rem; }.floating-shot { border-width: 4px; }.visual-label { display: none; }
  .experiment { grid-template-columns: 1fr; }.experiment > *, .experiment > p, .experiment > .tag-list, .experiment .round-link { grid-column: 1; grid-row: auto; }.round-link { margin-top: .5rem; }
}